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      <title>C++&#x4E07;&#x80FD;&#x5934;&#x6587;&#x4EF6;&#x4F18;&#x7F3A;&#x70B9;</title>
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/* Please visit the URL below for more information: */
/*   https://shd101wyy.github.io/markdown-preview-enhanced/#/customize-css */
.markdown-preview.markdown-preview {
  /*重头戏开始*/
  /*初始化格式*/
  /* 一级标题 */
  /*三个小点点*/
  /*二级标题*/
  /* 三级标题 */
  /* 四级标题 */
  /* 引用
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   * 背景色 background:gray; */
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  /* 链接 */
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  /* 加粗斜体 */
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  /* 分割线 */
  /* 图片 */
  /*音频*/
  /*视频*/
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  /* 列表内容 */
  /*设置条纹*/
  /*设置首列不同*/
  /* 脚注文字 */
  /* 脚注上标 */
  /* 脚注超链接样式 */
  /* "参考资料"四个字 
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   */
  /* 参考资料编号 */
  /* 参考资料文字 */
  /* 参考资料超链接 */
  /* 参考资料解释 */
  /* 行间公式*/
  /* 行内公式*/
  /* 滑动图片*/
  /*打印时强制下一页*/
  /*容器和媒体*/
  /*代码块*/
  /* 行内代码 */
  /* 非微信代码块
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    * 代码块换行 display:block;
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  /* 表格内的单元格
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    * 边框 border: 1px solid #ccc;
    * 内边距 padding: 5px 10px;
    */
  /*mpe的代码样式*/
  /*用于markdown all in one和vscode自带的预览代码样式*/
}
.markdown-preview.markdown-preview * {
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  -webkit-overflow-scrolling: touch;
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  max-width: 1000px;
  /*设置最大宽度*/
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  /*设置内容居中*/
}
.markdown-preview.markdown-preview body p {
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  color: #4a4a4a;
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  /*首行缩进*/
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.markdown-preview.markdown-preview h1::before {
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  border-radius: 50%;
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  width: 12px;
  height: 12px;
  left: 10px;
  top: 30px;
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  background-repeat: no-repeat;
  background-size: 70px;
  /*background-image : url("https://www.coding4fun.com.cn/static/img/magic-code-icon.efa35a3.png");*/
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  margin-top: 10px;
  margin-bottom: 0px;
  padding-bottom: 0em;
  border: 0px;
  /* 一级标题内容 */
  font-size: 22px;
  color: #3c70c6;
}
.markdown-preview.markdown-preview h2 {
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  background: #2dc878;
  background-repeat: no-repeat;
  background-position: center;
  border-radius: 5px;
  padding: 3px;
  box-shadow: #666666 2px 3px 1.5px 1.5px;
  position: relative;
  margin-right: 3px;
  /* 二级标题内容 */
  color: white;
  font-size: 19px;
  font-weight: normal;
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.markdown-preview.markdown-preview h2::after {
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}
.markdown-preview.markdown-preview h3:before {
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  background: size 1.5em;
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.markdown-preview.markdown-preview h3 {
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  font-weight: bold;
  color: #113c83;
  line-height: 1.5em;
  text-indent: 0.25em;
}
.markdown-preview.markdown-preview h4:before {
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  background: size 1.5em;
  display: inline-block;
  line-height: 1.5em;
}
.markdown-preview.markdown-preview h4 {
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  font-size: 17px;
  font-weight: bold;
  color: #3c70c6;
  line-height: 1.5em;
  text-indent: 0.5em;
}
.markdown-preview.markdown-preview h5 {
  font-weight: bold;
  color: #219c67;
  font-size: 16px;
  text-indent: 0.75em;
}
.markdown-preview.markdown-preview h6 {
  font-size: 16px;
  color: #eb085f;
  line-height: 1.5em;
  text-align: center;
  font-style: italic;
  font-weight: bold;
}
.markdown-preview.markdown-preview blockquote {
  padding: 15px 15px 10px 10px;
  line-height: 27px;
  border-radius: 10px;
  display: block;
  border-color: #bababa;
  color: #656565;
  background-color: #f3f0ea;
  font-style: italic;
  border-left: 5px solid;
  padding-left: 1em;
  max-width: 90%;
  margin: 0 auto;
}
.markdown-preview.markdown-preview blockquote p {
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}
.markdown-preview.markdown-preview a {
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}
.markdown-preview.markdown-preview strong {
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  color: #ff1818;
}
.markdown-preview.markdown-preview em {
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  /*字符间距*/
}
.markdown-preview.markdown-preview em strong {
  color: #126b15;
  /*字符间距*/
}
.markdown-preview.markdown-preview del {
  font-style: italic;
  text-decoration: line-through;
}
.markdown-preview.markdown-preview sub {
  color: #0b941b;
}
.markdown-preview.markdown-preview hr {
  height: 2px;
  padding: 0;
  border: none;
  text-align: center;
  background-image: linear-gradient(to right, rgba(60, 122, 198, 0), #063a7a, rgba(60, 122, 198, 0));
}
.markdown-preview.markdown-preview img {
  display: block;
  margin: 0 auto;
  border-radius: 10px;
  margin-bottom: 25px;
  max-width: 90%;
}
.markdown-preview.markdown-preview audio {
  display: block;
  margin: 0 auto;
}
.markdown-preview.markdown-preview video {
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 80%;
  max-height: 700px;
  margin: 0 auto;
}
@media only screen and (max-width: 480px) {
  .markdown-preview.markdown-preview {
    /*此适配不同手机型号下文字，图片的大小*/
  }
}
@media only screen and (max-width: 375px) {
  .markdown-preview.markdown-preview {
    /*此适配不同手机型号下文字，图片的大小*/
  }
}
.markdown-preview.markdown-preview figcaption {
  display: block;
  font-size: 12px;
  font-family: PingFangSC-Light;
}
.markdown-preview.markdown-preview a:hover,
.markdown-preview.markdown-preview a:active {
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}
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.markdown-preview.markdown-preview h2,
.markdown-preview.markdown-preview h3,
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  margin-top: 0.5em;
}
.markdown-preview.markdown-preview li::marker {
  color: #6116ac;
  /* 序号颜色 */
  font-weight: bolder;
  font-style: italic;
}
.markdown-preview.markdown-preview li {
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  list-style-position: outside;
  color: #2073aa;
  size: 14px;
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}
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      <div class="mume markdown-preview  ">
      <center>
<h1>&#x3010;C++&#x3011;&#x4E07;&#x80FD;&#x5934;&#x6587;&#x4EF6; <strong>bits/stdc++.h</strong> &#x7684;&#x7528;&#x6CD5;&#x548C;&#x4F18;&#x7F3A;&#x70B9;</h1>
</center>
<p>&#x5B83;&#x662F;C++&#x4E2D;&#x652F;&#x6301;&#x7684;&#x4E00;&#x4E2A;&#x51E0;&#x4E4E;&#x4E07;&#x80FD;&#x7684;&#x5934;&#x6587;&#x4EF6;&#xFF0C;&#x51E0;&#x4E4E;&#x5305;&#x542B;&#x6240;&#x6709;&#x7684;&#x53EF;&#x7528;&#x5230;&#x7684;C++&#x5E93;&#x51FD;&#x6570;&#x3002;&#x4EE5;&#x540E;&#x5199;&#x4EE3;&#x7801;&#x5C31;&#x53EF;&#x4EE5;&#x76F4;&#x63A5;&#x5F15;&#x7528;&#x8FD9;&#x4E00;&#x4E2A;&#x5934;&#x6587;&#x4EF6;&#x4E86;&#xFF0C;&#x4E0D;&#x9700;&#x8981;&#x5728;&#x5199;&#x4E00;&#x5927;&#x5806;vector&#x3001;string&#x3001;map&#x3001;stack&#x2026;&#x2026;</p>
<h2 class="mume-header" id="%E4%B8%80-%E7%94%A8%E6%B3%95">&#x4E00;&#x3001;&#x7528;&#x6CD5;</h2>

<pre data-role="codeBlock" data-info="cpp{.line-numbers}" class="language-cpp line-numbers"><span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;bits/stdc++.h&gt;</span></span>

<span class="token keyword keyword-int">int</span> <span class="token function">main</span><span class="token punctuation">(</span><span class="token punctuation">)</span>
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<span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></pre><h2 class="mume-header" id="%E4%BA%8C-%E4%BC%98%E7%82%B9%E4%B8%8E%E7%BC%BA%E7%82%B9">&#x4E8C;&#x3001;&#x4F18;&#x70B9;&#x4E0E;&#x7F3A;&#x70B9;</h2>

<p>&#x5B83;&#x771F;&#x7684;&#x662F;&#x7A0B;&#x5E8F;&#x5458;&#x68A6;&#x5BD0;&#x4EE5;&#x6C42;&#x7684;&#x5934;&#x6587;&#x4EF6;&#x561B;&#xFF1F;</p>
<p>&#x7B54;&#x6848;&#x662F;&#xFF1A;&#x5E76;&#x4E0D;&#x662F;&#x3002;&#x5B83;&#x5305;&#x542B;&#x5927;&#x91CF;&#x4E0D;&#x9700;&#x8981;&#x7684;&#x5E93;&#x7684;&#x5934;&#x6587;&#x4EF6;&#xFF0C;<strong>&#x66F4;&#x9002;&#x5408;&#x5728;&#x5728;&#x7EBF; OJ &#x6BD4;&#x8D5B;&#x4E2D;&#x4F7F;&#x7528;</strong>&#xFF0C;&#x4E0D;&#x8FC7;&#x5728;&#x56FD;&#x5185; OJ &#x4E2D;&#xFF0C;POJ&#x3001;HDU &#x4E0D;&#x652F;&#x6301;&#x8FD9;&#x4E2A;&#x51FD;&#x6570;&#xFF0C;&#x5176;&#x4ED6;&#x56FD;&#x5916;&#x7684; OJ&#xFF0C;&#x8FD8;&#x6709;&#x53F0;&#x6E7E;&#x7684; OJ &#x90FD;&#x652F;&#x6301;&#xFF0C;CF&#xFF0C;Topcoder&#x4E5F;&#x90FD;&#x652F;&#x6301;&#x3002;<br>
&#x7136;&#x800C;&#xFF0C;&#x5728;&#x5177;&#x4F53;&#x7684;&#x8F6F;&#x4EF6;&#x5DE5;&#x7A0B;&#x7684;&#x5F00;&#x53D1;&#x4E2D;&#xFF0C;&#x5E94;&#x8BE5;&#x51CF;&#x5C11;&#x5305;&#x542B; &lt;bits/stdc++.h&gt;&#xFF0C;&#x63A7;&#x5236;&#x7F16;&#x8BD1;&#x65F6;&#x95F4;&#x548C;&#x4EE3;&#x7801;&#x5927;&#x5C0F;&#x3002;</p>
<p><strong>&#x4F18;&#x70B9;&#xFF1A;</strong></p>
<ol>
<li>&#x5728;&#x7ADE;&#x8D5B;&#x4E2D;&#x8282;&#x7EA6;&#x65F6;&#x95F4;</li>
<li>&#x51CF;&#x5C11;&#x4E86;&#x7F16;&#x5199;&#x6240;&#x6709;&#x5FC5;&#x8981;&#x5934;&#x6587;&#x4EF6;&#x7684;&#x5DE5;&#x4F5C;&#x91CF;</li>
<li>&#x5BF9;&#x4E8E;&#x4F7F;&#x7528;&#x7684;&#x6BCF;&#x4E2A;&#x51FD;&#x6570;&#xFF0C;&#x4E0D;&#x7528;&#x8BB0;&#x4F4F;GNU C++&#x7684;&#x6240;&#x6709;STL</li>
</ol>
<p><strong>&#x7F3A;&#x70B9;&#xFF1A;</strong></p>
<ol>
<li>&#x4E0D;&#x5C5E;&#x4E8E;GNU C++&#x5E93;&#x7684;&#x6807;&#x51C6;&#x5934;&#x6587;&#x4EF6;&#xFF0C;&#x5728;&#x90E8;&#x5206;&#x60C5;&#x51B5;&#x4E0B;&#x53EF;&#x80FD;&#x4F1A;&#x5931;&#x8D25;</li>
<li>&#x4F7F;&#x7528;&#x5B83;&#x5C06;&#x5305;&#x542B;&#x8BB8;&#x591A;&#x4E0D;&#x5FC5;&#x8981;&#x7684;&#x4E1C;&#x897F;&#xFF0C;&#x5E76;&#x589E;&#x52A0;&#x7F16;&#x8BD1;&#x65F6;&#x95F4;</li>
<li>&#x8FD9;&#x4E2A;&#x5934;&#x6587;&#x4EF6;&#x4E0D;&#x662F;C++&#x6807;&#x51C6;&#x7684;&#x4E00;&#x90E8;&#x5206;&#xFF0C;&#x56E0;&#x6B64;&#x662F;&#x4E0D;&#x53EF;&#x79FB;&#x690D;&#x7684;&#xFF0C;&#x5E94;&#x8BE5;&#x907F;&#x514D;</li>
<li>&#x7F16;&#x8BD1;&#x5668;&#x6BCF;&#x6B21;&#x7F16;&#x8BD1;&#x7FFB;&#x8BD1;&#x5355;&#x5143;&#x65F6;&#x90FD;&#x5FC5;&#x987B;&#x5B9E;&#x9645;&#x8BFB;&#x53D6;&#x548C;&#x5206;&#x6790;&#x6BCF;&#x4E2A;&#x5305;&#x542B;&#x7684;&#x5934;&#x6587;&#x4EF6;&#xFF0C;&#x5E94;&#x8BE5;&#x51CF;&#x5C11;&#x8FD9;&#x7C7B;&#x5934;&#x6587;&#x4EF6;&#x7684;&#x4F7F;&#x7528;</li>
</ol>
<h2 class="mume-header" id="%E4%B8%89-%E5%A4%B4%E6%96%87%E4%BB%B6%E7%9A%84%E5%86%85%E5%AE%B9">&#x4E09;&#x3001;&#x5934;&#x6587;&#x4EF6;&#x7684;&#x5185;&#x5BB9;</h2>

<pre data-role="codeBlock" data-info="cpp{.line-numbers}" class="language-cpp line-numbers"><span class="token comment">// C++ includes used for precompiling -*- C++ -*-</span>

<span class="token comment">// Copyright (C) 2003-2018 Free Software Foundation, Inc.</span>
<span class="token comment">//</span>
<span class="token comment">// This file is part of the GNU ISO C++ Library.  This library is free</span>
<span class="token comment">// software; you can redistribute it and/or modify it under the</span>
<span class="token comment">// terms of the GNU General Public License as published by the</span>
<span class="token comment">// Free Software Foundation; either version 3, or (at your option)</span>
<span class="token comment">// any later version.</span>

<span class="token comment">// This library is distributed in the hope that it will be useful,</span>
<span class="token comment">// but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
<span class="token comment">// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the</span>
<span class="token comment">// GNU General Public License for more details.</span>

<span class="token comment">// Under Section 7 of GPL version 3, you are granted additional</span>
<span class="token comment">// permissions described in the GCC Runtime Library Exception, version</span>
<span class="token comment">// 3.1, as published by the Free Software Foundation.</span>

<span class="token comment">// You should have received a copy of the GNU General Public License and</span>
<span class="token comment">// a copy of the GCC Runtime Library Exception along with this program;</span>
<span class="token comment">// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see</span>
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<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;ctgmath&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;cuchar&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;cwchar&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;cwctype&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">endif</span></span>

<span class="token comment">// C++</span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;algorithm&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;bitset&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;complex&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;deque&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;exception&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;fstream&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;functional&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;iomanip&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;ios&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;iosfwd&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;iostream&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;istream&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;iterator&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;limits&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;list&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;locale&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;map&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;memory&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;new&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;numeric&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;ostream&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;queue&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;set&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;sstream&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;stack&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;stdexcept&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;streambuf&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;string&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;typeinfo&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;utility&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;valarray&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;vector&gt;</span></span>

<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">if</span> <span class="token expression">__cplusplus <span class="token operator">&gt;=</span> <span class="token number">201103L</span></span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;array&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;atomic&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;chrono&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;codecvt&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;condition_variable&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;forward_list&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;future&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;initializer_list&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;mutex&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;random&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;ratio&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;regex&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;scoped_allocator&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;system_error&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;thread&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;tuple&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;typeindex&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;type_traits&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;unordered_map&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;unordered_set&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">endif</span></span>

<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">if</span> <span class="token expression">__cplusplus <span class="token operator">&gt;=</span> <span class="token number">201402L</span></span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;shared_mutex&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">endif</span></span>

<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">if</span> <span class="token expression">__cplusplus <span class="token operator">&gt;=</span> <span class="token number">201703L</span></span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;charconv&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">include</span> <span class="token string">&lt;filesystem&gt;</span></span>
<span class="token macro property"><span class="token directive-hash">#</span><span class="token directive keyword">endif</span></span>
<span aria-hidden="true" class="line-numbers-rows"><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span><span></span></span></pre>
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